Vacuum cleaner



1. Vacuum cleaner

1.1 is a top, front, and right side perspective view of a vacuum cleaner showing our new design;

1.2 is a front elevation view thereof;

1.3 is a rear elevation view thereof;

1.4 is a left side elevation view thereof;

1.5 is a right side elevation view thereof;

1.6 is a top plan view thereof;

1.7 is a bottom plan view thereof; and

1.8 is a top, front, and right side perspective view thereof, wherein exemplary accessory elements are shown attached.

The broken lines in the reproductions illustrate portions of the vacuum cleaner that form no part of the claimed design. 

CLAIM The ornamental design for a vacuum cleaner, as shown and described. 